Don't bite the hand that feeds you.
D001419:Bacteria / Q000378:metabolism*; D003106:Colon / Q000382:microbiology*; D004734:Energy Metabolism / Q000502:physiology; D005285:Fermentation / Q000187:drug effects; D006801:Humans; D006859:Hydrogen / Q000032:analysis / Q000378:metabolism; D010084:Oxidation-Reduction; D012778:Short Bowel Syndrome / Q000378:metabolism* / Q000382:microbiology
D006859:Hydrogen